<template>
<el-upload
    class="avatar-uploader"
    :action="url"
    :show-file-list="false"
    :on-success="handleAvatarSuccess"
    name="files"
> 
  <img v-if="imageUrl" :src="imageUrl" class="avatar" />
  <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
  </el-upload>
</template>

<script setup lang='ts'>
import { ref} from 'vue'
import { Plus } from '@element-plus/icons-vue'
import { ElMessage } from 'element-plus'
import type { UploadProps } from 'element-plus'
const props = defineProps(['oneImage','url'])
const emits = defineEmits(['update:oneImage'])
const imageUrl = ref('')

const handleAvatarSuccess: UploadProps['onSuccess'] = (response,uploadFile) => {
  imageUrl.value = URL.createObjectURL(uploadFile.raw!)
  console.log('响应对象', response)
  if (response.code == 200) { 
    ElMessage({
          message:  response.msg,
          type: 'success'
        });
    emits('update:oneImage', response.url)
  }
}

</script>
<style scoped>
.avatar-uploader .avatar {
  width: 178px;
  height: 178px;
  display: block;
}
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  text-align: center;
}
</style>